package com.sfac.javaSpringBoot.modules.test.dao;

import com.sfac.javaSpringBoot.modules.test.entity.Student;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
import org.springframework.data.jpa.repository.Modifying;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;

@Repository
public interface StudentRepository extends JpaRepository<Student, Integer>, JpaSpecificationExecutor<Student> {

    Student findFirstByNameAndEmail(String name, String email);

    @Query(value="from Student where id = :id")
    Student getStudnetById(@Param("id") int id);

    /*原生*/
    @Query(nativeQuery=true, value="select * from test_student where id = :id")
    @Modifying
    /*增删改操作需要@Modifying*/
    Student getStudentByIdSql(@Param("id") int id);

    /*
    * */
    @Query(nativeQuery=true, value = "insert into test_student (name,email,age)"+
            "values(:#{#student.name}, :#{#student.email}, :#{#student.age},)")
    void insertStudent(@Param("student") Student student);
}
